function SetCookie(name,value,expire) {   
    var exp  = new Date();   
    exp.setTime(exp.getTime() + expire);   
    document.cookie = name + "="+ escape (value) + ";expires=" + exp.toGMTString();   
}   
  
function getCookie(name) {   
    var arr = document.cookie.match(new RegExp("(^| )"+name+"=([^;]*)(;|$)"));   
    if(arr != null) return unescape(arr[2]); return null;   
}   
  
function delCookie(name){   
    var exp = new Date();   
    exp.setTime(exp.getTime() - 1);   
    var cval=getCookie(name);   
    if(cval!=null) document.cookie= name + "="+cval+";expires="+exp.toGMTString();   
}

function themeStyle(style){
	if(style != getCookie('theme_style')){
		delCookie('theme_style');
		SetCookie('theme_style',style,30*24*60*60*1000);
	}
	$('#colorchanger').hide();
}
$('document').ready(function(){
	tmp = $('#theme_style').attr('class');
	if(tmp != getCookie('theme_style') && getCookie('theme_style') != ''){
		r = $('#theme_style').attr('href').replace(tmp,getCookie('theme_style'));
		$('#theme_style').attr('href',r);
	}
});